Emerson Flow Control (Alco) 053363 R22 3 Ton VLF Thermal Expansion Valve (TXV) is a refrigerant metering device designed to regulate refrigerant flow in compatible air conditioning and refrigeration systems. It works by sensing evaporator temperature and adjusting refrigerant flow to maintain proper superheat, ensuring efficient heat transfer under varying load conditions. This TXV is... https://www.partshnc.com/053363-emerson-flow-control-alco-r22-3ton-vlf-txv